This study measured the environmental literacy (EL) level that the secondary school teachers in Punjab (Pakistan) possessed and found mean scores of various groups of teachers, demographically categorized, significantly different when assessed on scales of environmental literacy. Data collection was done by adapting a valid tool titled as Middle School Environmental Literacy Instrument and administered on 1626 teachers randomly selected from five out of 36 districts of Punjab through stratified random sampling technique. The EL level of teachers was assessed according to environmental knowledge, environmental dispositions, cognitive skills, and environmentally responsible behavior. The application of descriptive and complex inferential statistics showed moderate composite score of EL. Also moderate scores on individual scales were found with the exception of the scale on issue analysis. On this scale, the scores were high. However, scores of women teachers were higher than those of male instructors. The experience variable had not shown significantly different scores on EL.